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Flash Flood — Maricopa, AZ

Sep 16, 2019

Scattered thunderstorms developed across the central deserts, including to the southwest of central Phoenix, during the evening hours on September 16th. Some of the stronger storms generated intense rainfall with peak rain rates well in excess of one inch per hour. The heavy rains led to an episode of flash flooding that occurred to the southwest of Phoenix and to the east of Gila Bend. As is often the case, heavy rains to the east of Gila Bend end up draining down and across highway 238. At 211

Source: NOAA National Weather Service Storm Events Database (event 849923). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Maricopa, AZ

This event is one of many recorded floods in Maricopa County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

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